Walnut Creek (Johnson County, Texas)
Walnut Creek is a stream located in North Texas, primarily in Johnson, Tarrant and Dallas counties. It is a tributary of Mountain Creek.
The creek rises to the northeast of Keene. It then flows into Tarrant County through the city of Mansfield. There is a trail that follows the course of the creek through Mansfield, with several parks standing near its banks. The stream then flows into Mountain Creek at Joe Pool Lake in Dallas.